From 1b1460c8d4fa358433c51fd5293fd1c79f32aeff Mon Sep 17 00:00:00 2001
From: "Gabriel A. Giovanini" <mail@gabrielgio.me>
Date: Mon, 1 Jul 2024 23:32:54 +0200
Subject: feat: Add pathing to the tree tab

---
 pkg/u/file.go      | 21 +++++++++++++++++++++
 pkg/u/list.go      | 10 +++++-----
 pkg/u/list_test.go | 30 ------------------------------
 3 files changed, 26 insertions(+), 35 deletions(-)

(limited to 'pkg/u')

diff --git a/pkg/u/file.go b/pkg/u/file.go
index cf86c75..fafe0fb 100644
--- a/pkg/u/file.go
+++ b/pkg/u/file.go
@@ -4,6 +4,7 @@ import (
 	"errors"
 	"log/slog"
 	"os"
+	"path/filepath"
 )
 
 func FileExist(filename string) bool {
@@ -19,3 +20,23 @@ func FileExist(filename string) bool {
 		return false
 	}
 }
+
+// This is just a slin wraper to make easier to compose path in the template
+type Pathing string
+
+func Root() Pathing {
+	return "/"
+}
+
+func (s Pathing) AddPath(p string) Pathing {
+	return Pathing(filepath.Join(string(s), p))
+}
+
+func (s Pathing) AddPaths(p []string) Pathing {
+	f := filepath.Join(p...)
+	return Pathing(filepath.Join(string(s), f))
+}
+
+func (s Pathing) Done() string {
+	return string(s)
+}
diff --git a/pkg/u/list.go b/pkg/u/list.go
index 7271ef3..39d7b11 100644
--- a/pkg/u/list.go
+++ b/pkg/u/list.go
@@ -16,12 +16,12 @@ func FirstOrZero[T any](v []T) T {
 	return v[0]
 }
 
-func Map[T any, V any](ts []T, fun func(T) V) []V {
-	rs := make([]V, len(ts))
-	for i := range ts {
-		rs[i] = fun(ts[i])
+func LastOrZero[T any](v []T) T {
+	if len(v) == 0 {
+		var zero T
+		return zero
 	}
-	return rs
+	return v[len(v)-1]
 }
 
 func ChunkBy[T any](items []T, chunkSize int) [][]T {
diff --git a/pkg/u/list_test.go b/pkg/u/list_test.go
index 3a856b9..805a209 100644
--- a/pkg/u/list_test.go
+++ b/pkg/u/list_test.go
@@ -3,7 +3,6 @@
 package u
 
 import (
-	"strconv"
 	"testing"
 
 	"github.com/google/go-cmp/cmp"
@@ -130,32 +129,3 @@ func TestFirstOrZero(t *testing.T) {
 		})
 	}
 }
-
-func TestMap(t *testing.T) {
-	testCases := []struct {
-		name string
-		in   []int
-		out  []string
-	}{
-		{
-			name: "empty",
-			in:   []int{},
-			out:  []string{},
-		},
-		{
-			name: "not empty",
-			in:   []int{1, 2, 3},
-			out:  []string{"1", "2", "3"},
-		},
-	}
-
-	for _, tc := range testCases {
-		t.Run(tc.name, func(t *testing.T) {
-			out := Map(tc.in, func(v int) string { return strconv.Itoa(v) })
-
-			if diff := cmp.Diff(tc.out, out); diff != "" {
-				t.Errorf("Map error:\n%s", diff)
-			}
-		})
-	}
-}
-- 
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